package com.sky.dto;

import lombok.Data;

import javax.validation.constraints.NotNull;

@Data
public class PopularBooksQueryDTO {
    
    @NotNull(message = "开始日期不能为空")
    private String startDate;
    
    @NotNull(message = "结束日期不能为空")
    private String endDate;
    
    private String category;
} 